Pentax K-x Lenses
The Pentax K-x utilizes the Pentax KAF2 mount & has a APS-C sensor. At this moment, we have information on 17 lenses which will work with the K-x.
The K-x has a crop factor of 1.5 so you need to multiply the lens focal length with 1.5 to see it's full frame equivalence. The listings underneath are split by categories of lenses and you can simply click the 
icon to visualize how the lens fits the K-x.
We have also made an Advanced Lens Search so you can uncover your ideal lens.
Macro Prime lenses for Pentax K-x
We have 3 Macro Prime lenses in our database. Entire List is can be found here.
Samsung D-Xenon 100mm F2.8 macro100mmf/2.8 345g
Venus Laowa 25mm F2.8 2.5-5X Ultra Macro25mmf/2.8400g
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Venus Laowa 100mm F2.8 2X Ultra Macro APO100mmf/2.8638gTelephoto Prime lenses for Pentax K-x
We have 2 Telephoto Prime lenses in our database. Entire List is can be found here.
Venus Laowa 105mm F2 Smooth Trans Focus105mmf/2745g
Pentax smc DA 300mm F4.0 ED IF SDM300mmf/4.0 1070g
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We have 2 Standard Prime lenses in our database. Entire List is can be found here.
Irix 45mm F1.445mmf/1.4925g
Samsung D-Xenon 35mm F2 AL35mmf/2.0 195g
Apple Innovates by Creating Next-Level Optical Stabilization for iPhoneTelephoto Zoom lenses for Pentax K-x
We have 4 Telephoto Zoom lenses in our database. Entire List is can be found here.
HD Pentax DA 55-300mm F4.0-5.8 ED WR55-300mmf/4.0-5.8 466g
Pentax smc DA 60-250mm F4.0 ED IF SDM60-250mmf/4.0 1040g
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Samsung D-Xenon 50-200 F4-5.6 ED50-200mmf/4.0-5.6 255g
Pentax smc DA 50-135mm F2.8 ED IF SDM50-135mmf/2.8 685gStandard Zoom lenses for Pentax K-x
We have 3 Standard Zoom lenses in our database. Entire List is can be found here.
Samsung D-Xenon 18-55mm F3.5-5.618-55mmf/3.5-5.6 225g
Pentax smc DA 16-50mm F2.8 ED AL IF SDM16-50mmf/2.8 565g
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Samsung D-Xenon 16-45mm F416-45mmf/4.0 365gSuperZoom lenses for Pentax K-x
We have 1 SuperZoom lenses in our database. Entire List is can be found here.
Samsung D-Xenon 18-250mm F3.5-6.318-250mmf/3.5-6.3 455gWideangle Zoom lenses for Pentax K-x
We have 2 Wideangle Zoom lenses in our database. Entire List is can be found here.
Samsung D-Xenon 10-17mm F3.5-4.5 Fisheye10-17mmf/3.5-4.5 320g
Samsung D-Xenon 12-24mm F4 ED12-24mmf/4.0 430g
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